# RdPower vs EnerKey

The clearest difference is review sentiment: EnerKey at 75% against RdPower's 17%. EnerKey also leads on rating (3.0 vs 1.7). RdPower's advantage is update cadence (every 2 weeks vs every 2 months) and ratings volume (13 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EnerKey holds the better App Store score, 3.0 against 1.7. Both are backed by a comparable volume of ratings — 13 and 3 respectively. Written reviews point the same way: 17% of RdPower's written reviews are positive against 75% of EnerKey's.

RdPower ships an update every 2 weeks, EnerKey every 2 months. The most recent releases landed on October 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | RdPower | EnerKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (13 ratings)](https://appshunter.io/ios/app/rdpower/id1485849488/reviews) | **[3.0 (3 ratings)](https://appshunter.io/ios/app/enerkey/id6447932138/reviews)** |
| Number of ratings | **13** | 3 |
| Positive reviews | 16.7% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 32 MB | 31 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [亮亮 刘](https://appshunter.io/developer/1439150212) | [Shenzhen Jinwei Power Source Technology Co., Ltd](https://appshunter.io/developer/1683049152) |

## What reviewers say

### RdPower

[App page](https://appshunter.io/ios/app/rdpower/id1485849488)

Control and monitor your RD Series digital power supply via Wi-Fi. View real-time data, display operational curves, switch languages, and save curve data for analysis.

**Highlights:** Wi-Fi connection, Data display and operation, Curve display, Language switching, Curve data saving

**Features:** macOS Compatibility

**In-app purchases:** none


### EnerKey

[App page](https://appshunter.io/ios/app/enerkey/id6447932138)

Monitor and control your lithium battery system in real-time. View current status, historical data, and adjust protective parameters to ensure safe operation. Receive instant alerts for any abnormal conditions.

**Highlights:** Real-time battery monitoring, Historical data inquiry, Parameter setting, Alarm notifications, Voltage, current, and temperature display

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RdPower free?

RdPower is free to download, with no in-app purchases.

### Is EnerKey free?

EnerKey is free to download, with no in-app purchases.

### Which has better reviews, RdPower or EnerKey?

EnerKey is rated higher. RdPower averages 1.7 out of 5 from 13 ratings, while EnerKey averages 3.0 from 3 ratings.

### Do RdPower or EnerKey have ads?

Neither RdPower nor EnerKey shows ads.

### Which is updated more often, RdPower or EnerKey?

RdPower ships an update every 2 weeks, and EnerKey every 2 months. Most recently, RdPower was updated on October 9, 2026 and EnerKey on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*